usb: add decriptor of persist fail for some morph usb devices
authorLan Tianyu <tianyu.lan@intel.com>
Fri, 3 Aug 2012 08:30:36 +0000 (16:30 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 10 Aug 2012 19:06:39 +0000 (12:06 -0700)
Some morph devices will morph after being reset and cause persist
to fail. This patch is to add descriptor about this in the
Document/usb/persist.txt

Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

No differences found